chore(helm): update image docker.io/revenz/fileflows digest to 9b4d91c (#29629)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| docker.io/revenz/fileflows | digest | `a25452f` -> `9b4d91c` |

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charts/stable/fileflows/Chart.yaml

@@ -32,4 +32,4 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/fileflows
   - https://hub.docker.com/r/revenz/fileflows
 type: application
-version: 12.8.3
+version: 12.8.4

charts/stable/fileflows/values.yaml

@@ -1,6 +1,6 @@
 image:
   repository: docker.io/revenz/fileflows
-  tag: 24.11@sha256:a25452f6e74239751fe83fc859902d6841f43e348a6ddc4d1b2360cfc0bca4df
+  tag: 24.11@sha256:9b4d91c032630079b09c406ccb1083b4062429fca46560f9dcb76cb3700df3d9
   pullPolicy: IfNotPresent
 securityContext:
   container: